Analyzify - Google tag manager and analytics app for your Shopify store
Google Doc Publisher - Make Google Docs good-looking in two clicks
Shopgram - A free analyzing tool for exploring top Shopify stores
Publish to WordPress - Publish content on WordPress right from Google Docs
MerchantSpring - Multi-channel analytics for Amazon, Walmart, eBay & Shopify
Content Editor 2.0 by Surfer - Content Editor is the most advanced content optimization tool that allows you to write and grade your work.